WWW.RTSAK.COM - courses4u.co.uk
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courses4u.co.uk checked at 2025-11-23T12:23:26.788Z 175ms 83/83/83 100% R:12 allDone:true timedOut:false courses4u.co.uk
| NS | ns1.stackdns.com | ||||||
| A | 35.197.225.59🇬🇧 Google | ||||||
| PTR | 59.225.197.35.bc.googleusercontent.com | ||||||
| NS | ns2.stackdns.com | ||||||
| A | 146.148.28.88🇧🇪 Google | ||||||
| PTR | 88.28.148.146.bc.googleusercontent.com | ||||||
| NS | ns3.stackdns.com | ||||||
| A | 35.198.79.191🇩🇪 Google | ||||||
| PTR | 191.79.198.35.bc.googleusercontent.com | ||||||
| NS | ns4.stackdns.com | ||||||
| A | 104.196.137.209🇺🇸 Google | ||||||
| PTR | 209.137.196.104.bc.googleusercontent.com | ||||||
| MX | mx.stackmail.com | ||||||
| A | 185.151.28.67🇬🇧 TWENTYI | ||||||
| PTR | mx.stackmail.com | ||||||
| A | 2a07:7800::124 🇬🇧 TWENTYI | ||||||
| A | 185.151.30.124🇬🇧 TWENTYI | ||||||
| PTR | 185-151-30-124.ptr4.stackcp.net | ||||||
co.uk
| NS | dns1.nic.uk | ||||||
| NS | dns2.nic.uk | ||||||
| NS | dns3.nic.uk | ||||||
| NS | dns4.nic.uk | ||||||
| NS | nsa.nic.uk | ||||||
| NS | nsb.nic.uk | ||||||
| NS | nsc.nic.uk | ||||||
| NS | nsd.nic.uk | ||||||
rank #3994 in the tld
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mail.courses4u.co.uk |
Starts with same word
Starts similarily
AI analysis
courses4u.co.uk is the parent of mail.courses4u.co.uk.
courses4u.co.uk points to two IPs: 2a07:7800::124 and 185.151.30.124.
Other host names including lyrita.co.uk, jerrygreendogs.org.uk, candfeng.co.uk, bkvibro.co.uk and smartgroup.uk.com share IP numbers with courses4u.co.uk.
courses4u.co.uk is delegated to four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.
courses4u.co.uk at least partially shares name servers with other domains, including hirdrefawr.co.uk, craftsshop.co.uk, dunloppicks.co.uk, theee.co and nicparkes.com.
Hostnames with a single IP:
ns1.stackdns.com points to 35.197.225.59
ns2.stackdns.com points to 146.148.28.88
ns3.stackdns.com points to 35.198.79.191
ns4.stackdns.com points to 104.196.137.209
courses4u.co.uk is handled by a single mail server, mx.stackmail.com.
courses4u.co.uk shares its mail server setup with other domains, including xperient.co.uk, ghostmaildrop.uk, ilovealaqsa.info, theoldswanuppers.co.uk and bcvb.com.br.
courses4u.co.uk shares some mail servers with other domains, at least partially, for instance graysonspa.com.
mx.stackmail.com points to a single IP: 185.151.28.67.